535

34n3+51n2+27n+5{\displaystyle 34n^{3}+51n^{2}+27n+5} for n=2{\displaystyle n=2}; this polynomial plays an essential role in Apéry's proof that ζ(3){\displaystyle \zeta (3)} is irrational.

535 is used as an abbreviation for May 35, which is used in China instead of June 4 to evade censorship by the Chinese government of references on the Internet to the Tiananmen Square protests of 1989.[22]

536

536 = 23 × 67. It is:

the number of ways to arrange the pieces of the ostomachion into a square, not counting rotation or reflection.